Finding the Fourth Proportional to 78,300.87, 108,107.24 and 46,479.99

Step by Step Solution

1. Step 1: Write the proportion equation
   78,300.87 : 108,107.24 = 46,479.99 : x
2. Step 2: Convert to fraction form
   78,300.87/108,107.24 = 46,479.99/x
3. Step 3: Cross multiply
   78,300.87x = 108,107.24 × 46,479.99
4. Step 4: Simplify right side
   78,300.87x = 5,024,823,201.73
5. Step 5: Solve for x
   x = 5,024,823,201.73/78,300.87
6. Step 6: Final answer
   x = 64,173.27